OpenTechnical

OT-2026-000012351

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000012351) never changes.

Identity and time

Publication numberOT-2026-000012351 · never reused
Internal UUID01a0ae6d-39f6-7035-bf89-e544c12e1545 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012351
StatusPUBLIC

Content hashes

Canonical text541a11439b50da16fe7de67167639e9367dd7eefad4ae09945291ad734ff06f9
Markdownd99c9a10004bd2097f2912a8f1035e63bcc029509327bbca88650c72c361d2fe
PDF
Publication paged8e5281de8398e7ca8229014ce7cb13679f313b47a7b0d43847be3fdf7c5810e
Manifestd82cc5e042f22a4b8b56eba341a153e23d0cf2088be55370fdbc797b35410f88

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature6+4L0kKmE4qFedscsH0VEhpYhu9hsfYl/1HmnlZ63HGbkOTCzxbapp/m1KQAZBS51BumZoMSbByix8RYDkYVBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:11:49.997622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012351
observed d8e5281de8398e7ca8229014ce7cb136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.980458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012351/manifest.json
observed d82cc5e042f22a4b8b56eba341a153e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.963279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012351/publication.md
observed d99c9a10004bd2097f2912a8f1035e63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.945831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012351/publication.txt
observed 541a11439b50da16fe7de67167639e93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.